Figure 3

3D cross sections and stereomicroscope images of archaeological drag marks on marmot bones from Pradis Cave: (a) radius; (b) emimandible; (c) radius; (d) humerus; (e) coxal; (f) femur.

3D cross sections and stereomicroscope images of archaeological drag marks on marmot bones from Pradis Cave: (a) radius; (b) emimandible; (c) radius; (d) humerus; (e) coxal; (f) femur.